LOCAL CLIMATOLOGICAL DATA Monthly Summary January 2023 Station: PWRS Portsmouth, Virginia Latitude: 36° 59' 09" N Longitude: 76° 33' 00" W Elevation (ground): 13 feet Time Zone: Eastern +--+-------------------------------+----+---------+---------+--+-----------+--------------------+-----------------------------+------+ | | Temperature | |Deg. Days|Precip Ty| | Precip | Pressure | Wind |Solar | | +------+------+------+------+---+ Hu-+----+----+1 fog | S+-----+-----+ Adj. to Sea Level +----+----+---+-------+-------+------+ | | M | M | A | | |mid-| H | C |2 hvy fog| n| | Ice +------+------+------+ Avg| Res|Res| Peak |2Minute| Mean | | | a | i | v | | D | ity| e | o |3 thunder| o|Water| plts| | | | | | +---+---+---+---+ W | | | x | n | e | | e | | a | o |4 ice plt| w| | | | | | S | S | | S | | S | | a | | D| i | i | r | M | w | M | t | l |5 hail | | E | S | | | M | p | p | | p | | p | | t | | a| m | m | a | e | | e | i | i |6 glaze | C| q | n | M | M | e | e | e | D | e | D | e | D | t | | t| u | u | g | a | P | a | n | n |7 duststm| v| u | o | a | i | a | e | e | i | e | i | e | i | s | | e| m | m | e | n | t | n | g | g |8 smk, hz| r| v | w | x | n | n | d | d | r | d | r | d | r | m^2 | | | | | | | | | | |9 blw snw| | | | | | | | | | | | | | | | 1| 2 | 3 | 4A | 4B | 5 | 6 | 7 | 8 | 9 |10| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18| 19| 20| 21| 22| 23 | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |01| 61.7 | 48.6 | 55.2 | 55.5 | 53| 92| 9| 0|.........| 0| 0.00| 0.0| 30.10| 29.89|30.011| 3.0| 2.4|253| 15|WSW| 0| 0| | |02| 69.0 | 45.4 | 57.2 | 55.4 | 51| 86| 8| 0|.........| 0| 0.00| 0.0| 30.18| 30.09|30.136| 2.2| 2.1|224| 16| SW| 0| 0| | |03| 68.7 | 52.4 | 60.5 | 60.4 | 57| 87| 4| 0|.........| 0| 0.00| 0.0| 30.14| 29.95|30.049| 7.8| 7.7|202| 24|SSW| 0| 0| | |04| 69.9 | 63.8 | 66.8*| 65.9 | 63| 91| 0| 2|1........| 0| 0.04| 0.0| 29.98| 29.83|29.912| 8.5| 8.2|201| 28| SW| 0| 0| | |05| 65.9 | 52.8 | 59.3 | 60.2 | 56| 86| 5| 0|.........| 0| 0.00| 0.0| 29.98| 29.91|29.937| 5.5| 5.3|220| 21| SW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |06| 60.4 | 40.6 | 50.5 | 49.5 | 41| 74| 14| 0|.........| 0| 0.00| 0.0| 30.22| 29.92|30.058| 5.4| 3.1|284| 22| NW| 0| 0| | |07| 52.1 | 36.1 | 44.1 | 42.3 | 35| 77| 21| 0|.........| 0| 0.00| 0.0| 30.31| 30.18|30.245| 1.6| 1.6|247| 17| SW| 0| 0| | |08| 49.4 | 34.8 | 42.1 | 42.0 | 38| 84| 23| 0|1........| 0| 0.30| 0.0| 30.36| 30.09|30.273| 3.9| 1.1|103| 15|NNE| 0| 0| | |09| 51.1 | 36.7 | 43.9 | 44.2 | 40| 85| 21| 0|1........| 0| 0.05| 0.0| 30.07| 29.93|30.010| 6.0| 4.3|323| 25| N| 0| 0| | |10| 49.8 | 30.6*| 40.2 | 40.0 | 35| 82| 24| 0|1........| 0| 0.00| 0.0| 30.13| 30.01|30.074| 2.0| 2.0|182| 19| S| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |11| 51.5 | 31.7 | 41.6 | 42.2 | 37| 82| 23| 0|1........| 0| 0.00| 0.0| 30.20| 30.08|30.150| 1.5| 1.4|136| 12|SSE| 0| 0| | |12| 66.5 | 47.6 | 57.0 | 57.3 | 51| 80| 7| 0|1.3......| 0| 0.14| 0.0| 30.14| 29.78|29.976| 7.6| 7.3|190| 28|SSW| 0| 0| | |13| 61.7 | 42.9 | 52.3 | 51.9 | 47| 84| 12| 0|1.3......| 0| 0.15| 0.0| 29.76| 29.62|29.675| 9.7| 3.3|341| 27| N| 0| 0| | |14| 43.0 | 36.2 | 39.6 | 39.0 | 30| 69| 25| 0|.........| 0| 0.00| 0.0| 29.93| 29.74|29.836|14.0|13.6|342| 31| N| 0| 0| | |15| 44.3 | 31.9 | 38.1*| 37.7 | 27| 66| 27| 0|.........| 0| 0.00| 0.0| 30.07| 29.94|30.023|11.9|11.7|323| 30| NW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |16| 54.0 | 31.0 | 42.5 | 41.5 | 26| 56| 22| 0|.........| 0| 0.00| 0.0| 30.08| 29.91|29.987| 7.1| 6.3|302| 21| NW| 0| 0| | |17| 53.6 | 39.4 | 46.5 | 46.4 | 39| 75| 18| 0|.........| 0| 0.06| 0.0| 29.89| 29.75|29.813| 7.8| 7.7|218| 23| SW| 0| 0| | |18| 64.3 | 46.8 | 55.6 | 53.0 | 48| 83| 9| 0|.........| 0| 0.00| 0.0| 30.03| 29.79|29.932| 6.5| 5.5|231| 23| SW| 0| 0| | |19| 70.0*| 45.8 | 57.9 | 58.4 | 52| 78| 7| 0|.........| 0| 0.00| 0.0| 30.05| 29.65|29.850| 8.6| 7.0|195| 33|SSW| 0| 0| | |20| 62.4 | 43.8 | 53.1 | 55.0 | 40| 60| 12| 0|.........| 0| 0.00| 0.0| 30.07| 29.67|29.854| 9.6| 7.6|270| 26| SW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |21| 52.7 | 35.0 | 43.8 | 42.3 | 31| 65| 21| 0|.........| 0| 0.00| 0.0| 30.24| 30.08|30.190| 6.6| 4.4|325| 24| NW| 0| 0| | |22| 58.2 | 36.8 | 47.5 | 45.7 | 43| 89| 17| 0|1........| 0| 0.49| 0.0| 30.22| 29.66|29.956| 4.4| 3.3|161| 25|SSE| 0| 0| | |23| 52.4 | 40.3 | 46.3 | 47.5 | 41| 81| 19| 0|.........| 0| 0.08| 0.0| 30.15| 29.58|29.835| 9.2| 8.4|263| 30|WNW| 0| 0| | |24| 55.0 | 32.4 | 43.7 | 41.6 | 32| 72| 21| 0|.........| 0| 0.00| 0.0| 30.31| 30.18|30.246| 3.9| 3.8|241| 17| SW| 0| 0| | |25| 62.1 | 33.5 | 47.8 | 47.9 | 46| 90| 17| 0|1........| 0| 1.32| 0.0| 30.27| 29.61|29.965| 7.6| 6.7|172| 33| S| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |26| 60.7 | 38.1 | 49.4 | 48.6 | 43| 83| 15| 0|1........| 0| 0.04| 0.0| 30.06| 29.58|29.847| 9.2| 8.7|236| 30| SW| 0| 0| | |27| 49.3 | 32.4 | 40.8 | 39.5 | 31| 73| 24| 0|.........| 0| 0.00| 0.0| 30.26| 30.05|30.178| 2.2| 2.0|260| 17|WSW| 0| 0| | |28| 61.6 | 32.0 | 46.8 | 44.2 | 34| 67| 18| 0|.........| 0| 0.00| 0.0| 30.39| 30.27|30.338| 4.4| 4.3|214| 18| SW| 0| 0| | |29| 59.3 | 36.8 | 48.0 | 48.9 | 39| 69| 17| 0|.........| 0| T | 0.0| 30.36| 30.19|30.277| 5.7| 4.7|214| 24| SW| 0| 0| | |30| 56.0 | 48.8 | 52.4 | 51.6 | 50| 93| 12| 0|1........| 0| 0.40| 0.0| 30.20| 30.10|30.154| 2.5| 1.1|246| 18|NNW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |31| 57.0 | 43.5 | 50.3 | 49.1 | 47| 94| 14| 0|.........| 0| 0.02| 0.0| 30.19| 30.11|30.142| 8.2| 2.2| 58| 23|ENE| 0| 0| | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- | +------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |1793.6|1248.5|------|------|---|----| 486| 2| Days | 3.09| 0.0| 30.39| 29.58|30.030| 6.3| 2.9|251| 33|SSW| 0| 0| ---- | +------+------+------+------+---+----+----+----+------------|-0.62" or 83% of normal +------+----+----+---+---+---+---+---+------+ | Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Yearly Ttl| Date | Date |------|----|----|---| Date | Date | Avg | +------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+ | 57.9| 40.3| 49.1 | 48.5 | 42|79.1|----|----|>.01 Inch 12| 3.09| 0.0| 28 | 23 |------|----|----|---| 19+ | 1+ | | + +8.8 +8.0 +8.4 +------+---+----+----+----+------------|-0.62" or 83% of normal +------+----+----+---+-------+-------+------+ | | Season |Snow, Ice | | | | Number of Days | to Date |>1.0 Inch 0| Greatest in 24 Hours and Dates | Greatest Depth on Ground | +-----------------+------------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice | | Max Temperature | Min temperature |1595| 2|Thunder 2|Precipitation | Snow, Ice Plts | and Date | +--------+--------+---------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+ | >=90°F | <=32°F | <=32°F | <=0°F |----|----|Heavy Fog 0| 1.36| 25-26| 0.0 | - | 0 | - | +--------+--------+---------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+ | 0 | 0 | 7 | 0 |----|----|Clear 11 Partly Cloudy 13 Cloudy 7 | +--------+--------+---------+--------+----+----+------------------------------------------+ NOTES: Data in column 4A are (MAX+MIN) / 2, whereas data in columns 4B, 5, 6, 15, 16, 23 are means via continuous observations Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. for 24 hours. Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for 24 hours. Columns 7, 8: Degree Days heating base is 65°F, cooling base is 65°F. Data in columns 9, 10, 12 are entered manually by the station observer. Columns 17-18: Resultant wind is calculated by the vector sum of continuous wind observations. Column 23: Solar Radiation is measured in Watts/m^2 and continuously averaged for 24 hours. Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean. OBSERVER NOTES: FROPA: 5th (surface several), 9th, 13th, 17th, 19th (warm & "cold"), 23rd, 26th, 28th,31st FROST: 7th, 8th, 9th (evening), 10th, 11th, 16th cartops, 21st,24th, 27th, 28th NEW STATION DAILY RECORDS: 4th - TEMPERATURE Maximum low 64° [previous 61° 2004] 19th - TEMPERATURE Maximum TIED 70° [previous 1996] MONTHLY AVERAGE MAXIMUM TEMP OF 57.9° WAS 8.8° ABOVE NORMAL. MONTHLY AVERAGE MINIMUM TEMP OF 40.3° WAS 8.0° ABOVE NORMAL. MONTHLY AVERAGE AVERAGE TEMP OF 49.1° WAS 8.4° ABOVE NORMAL. MAXIMUM TEMP: 70° on the 4th and 19th MINIMUM TEMP: 31° on the 10th and 16th DAYS WITH TEMPERATURES: MAXIMUM >= 90° : 0 MAXIMUM <= 32° : 0 MINIMUM <= 32° : 7 MINIMUM <= 0° : 0 HEATING DEGREE DAYS: 495.0 COOLING DEGREE DAYS: 2.0 DAYS WITH HEATING DEGREE DAYS: 30 DAYS WITH COOLING DEGREE DAYS: 1 PRECIP TOTAL OF 3.09" WAS 0.62" BELOW ( 83% of normal). GREATEST DAILY RAINFALL: 1.32" on the 25th GREATEST 24-HOUR RAINFALL: 1.36" on the 25th - 26th DAYS WITH MEASUREABLE PRECIP: 12 or 38.71% AVERAGE DAILY PRECIP: 0.10" NORMAL DAILY PRECIP: 0.12" DAYS WITH PRECIP >= 0.01" 12 DAYS WITH PRECIP >= 0.10" 6 DAYS WITH PRECIP >= 0.50" 1 DAYS WITH PRECIP >= 1.00" 1 DAYS WITH THUNDERSTORMS: 2 NUMBER OF THUNDERSTORMS: 2 DAYS WITH SNOW: 0 SNOWFALL TOTAL: 0.0" CLOUDY DAYS: 7 PARTLY CLOUDY DAYS: 13 SUNNY/CLEAR DAYS: 11 DAYS WITH F/GF: 11 DAYS WITH DENSE FOG: 0 DAYS WITH FROST: 9 YEAR-TO-DATE YEARLY AVERAGE MAXIMUM TEMP OF 57.9° WAS 8.8° ABOVE NORMAL. YEARLY AVERAGE MINIMUM TEMP OF 40.3° WAS 8.0° ABOVE NORMAL. YEARLY AVERAGE TEMP OF 49.1° WAS 8.4° ABOVE NORMAL. MAXIMUM TEMP: 70° on JANUARY 4th and 19th MINIMUM TEMP: 31° on JANUARY 10th and 16th DAYS WITH TEMPERATURES: MAXIMUM >= 90°: 0 MAXIMUM <= 32°: 0 MINIMUM <= 32°: 7 MINIMUM <= 0°: 0 HEATING DEGREE DAYS: 495.0 COOLING DEGREE DAYS: 2.0 DAYS WITH HEATING DEGREE DAYS: 30 DAYS WITH COOLING DEGREE DAYS: 1 PRECIP TOTAL OF 3.09" WAS -0.62" or 83% of normal. GREATEST DAILY RAINFALL: 1.32" on JANUARY 25th GREATEST 24-HOUR DAILY RAINFALL: 1.36" on JANUARY 25th - 26th DAYS WITH MEASUREABLE PRECIP: 12 of 31 OR 38.71% AVERAGE DAILY PRECIP: 0.10" NORMAL DAILY PRECIP: 0.12" DAYS WITH PRECIP >= 0.01" 12 DAYS WITH PRECIP >= 0.10" 6 DAYS WITH PRECIP >= 0.50" 1 DAYS WITH PRECIP >= 1.00" 1 DAYS WITH THUNDERSTORMS: 2 NUMBER OF THUNDERSTORMS: 2 DAYS WITH SNOW: 0 SNOWFALL TOTAL: 0.0" CLOUDY DAYS: 7 PARTLY CLOUDY DAYS: 13 SUNNY/CLEAR DAYS: 11 DAYS WITH F/GF: 11 DAYS WITH DENSE FOG: 0 DAYS WITH FROST: 9 OBSERVATIONS AT 3-HOUR INTERVALS January 2023: PWRS Portsmouth, Virginia +--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind | | | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | | H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | | o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | | u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | | r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 1 | JAN 2 | JAN 3 | | | | | |01| |29.89| 0.00| 59| 57| 94|22| 5| 14| |30.09| 0.00| 48| 47| 94|00| 0| 0| |30.12| 0.00| 53| 51| 92|22| 4| 10| |04| |29.92| 0.00| 55| 54| 95|22| 4| 7| |30.10| 0.00| 49| 47| 94|20| 0| 5| |30.13| 0.00| 53| 51| 93|20| 4| 11| |07| |29.97| 0.00| 53| 51| 94|24| 5| 12| |30.15| 0.00| 46| 45| 94|00| 0| 0| |30.11| 0.00| 53| 51| 94|20| 6| 11| |10| |30.05| 0.00| 55| 54| 94|31| 5| 14| |30.18| 0.00| 54| 53| 94|24| 0| 7| |30.12| 0.00| 58| 56| 93|20| 7| 17| |13| |30.02| 0.00| 59| 57| 94|31| 6| 14| |30.15| 0.00| 69| 57| 66|24| 4| 12| |30.04| 0.00| 67| 60| 80|20| 10| 21| |16| |30.00| 0.00| 62| 56| 82|22| 5| 12| |30.13| 0.00| 64| 55| 73|22| 6| 14| |29.99| 0.00| 68| 60| 75|20| 10| 20| |19| |30.07| 0.00| 55| 52| 87|20| 0| 7| |30.14| 0.00| 58| 53| 83|20| 4| 11| |29.99| 0.00| 64| 60| 85|18| 10| 17| |22| |30.10| 0.00| 50| 48| 92|00| 0| 0| |30.16| 0.00| 54| 50| 89|20| 4| 7| |29.97| 0.00| 64| 61| 89|20| 10| 19| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 4 | JAN 5 | JAN 6 | | | | | |01| |29.91| 0.00| 66| 62| 89|20| 12| 27| |29.92| 0.00| 64| 61| 91|20| 6| 17| |29.92| 0.00| 52| 47| 84|22| 5| 13| |04| |29.94| 0.00| 65| 62| 88|20| 10| 23| |29.93| 0.00| 61| 59| 93|20| 5| 12| |29.94| 0.00| 49| 44| 85|22| 6| 14| |07| |29.96| 0.00| 64| 62| 92|20| 6| 14| |29.95| 0.00| 60| 58| 94|22| 7| 14| |29.99| 0.00| 45| 41| 87|24| 4| 10| |10| |29.98| 0.00| 67| 64| 91|20| 10| 20| |29.98| 0.00| 61| 59| 94|22| 6| 13| |30.07| 0.00| 50| 45| 84|24| 7| 15| |13| |29.91| 0.00| 67| 65| 94|20| 4| 12| |29.94| 0.00| 66| 60| 80|24| 6| 13| |30.04| 0.00| 60| 41| 48|31| 10| 19| |16| |29.83| 0.04| 69| 67| 93|15| 7| 16| |29.91| 0.00| 64| 53| 69|22| 7| 15| |30.07| 0.00| 54| 38| 54|33| 10| 21| |19| |29.88| 0.00| 66| 62| 89|22| 12| 28| |29.93| 0.00| 56| 50| 80|00| 0| 0| |30.15| 0.00| 48| 38| 69|02| 4| 11| |22| |29.91| 0.00| 65| 62| 90|20| 11| 22| |29.94| 0.00| 53| 49| 85|20| 5| 11| |30.20| 0.00| 42| 37| 80|00| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 7 | JAN 8 | JAN 9 | | | | | |01| |30.21| 0.00| 41| 37| 86|02| 0| 6| |30.32| 0.00| 36| 32| 87|24| 0| 7| |30.07| 0.04| 45| 43| 94|06| 6| 14| |04| |30.22| 0.00| 38| 35| 87|00| 0| 0| |30.34| 0.00| 39| 33| 79|00| 6| 13| |29.96| 0.00| 44| 43| 94|15| 4| 13| |07| |30.25| 0.00| 36| 34| 89|00| 0| 0| |30.34| 0.00| 36| 31| 83|00| 0| 0| |29.95| 0.00| 44| 43| 94|27| 4| 12| |10| |30.29| 0.00| 42| 38| 87|02| 0| 6| |30.36| 0.00| 43| 36| 77|06| 6| 15| |30.03| 0.00| 44| 42| 94|33| 12| 22| |13| |30.21| 0.00| 52| 36| 55|27| 6| 14| |30.29| 0.00| 49| 38| 66|15| 5| 14| |29.99| 0.00| 51| 43| 74|31| 11| 22| |16| |30.20| 0.00| 49| 36| 60|22| 6| 14| |30.26| 0.03| 46| 43| 90|22| 4| 6| |30.00| 0.00| 49| 39| 70|31| 10| 19| |19| |30.26| 0.00| 43| 35| 74|00| 0| 0| |30.21| 0.02| 43| 41| 93|15| 5| 12| |30.05| 0.00| 43| 37| 78|27| 0| 6| |22| |30.30| 0.00| 38| 33| 83|00| 0| 0| |30.15| 0.04| 44| 42| 94|15| 0| 7| |30.04| 0.00| 38| 34| 85|27| 0| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 10 | JAN 11 | JAN 12 | | | | | |01| |30.06| 0.00| 35| 32| 87|29| 0| 6| |30.08| 0.00| 36| 32| 88|00| 0| 0| |30.14| 0.00| 48| 44| 84|15| 3| 9| |04| |30.09| 0.00| 33| 30| 89|00| 0| 0| |30.10| 0.00| 33| 30| 89|00| 0| 0| |30.10| 0.00| 50| 45| 85|15| 3| 8| |07| |30.10| 0.00| 31| 28| 90|00| 0| 0| |30.15| 0.00| 32| 30| 91|18| 0| 5| |30.09| 0.00| 48| 45| 89|15| 2| 4| |10| |30.13| 0.00| 39| 37| 92|22| 0| 7| |30.19| 0.00| 43| 41| 93|13| 2| 7| |30.10| 0.00| 53| 50| 89|18| 4| 9| |13| |30.06| 0.00| 49| 40| 69|18| 7| 15| |30.15| 0.00| 51| 41| 68|13| 3| 10| |29.96| 0.00| 65| 55| 72|20| 11| 24| |16| |30.03| 0.00| 49| 39| 67|20| 6| 15| |30.17| 0.00| 51| 40| 66|13| 3| 10| |29.89| 0.00| 67| 56| 70|18| 13| 23| |19| |30.05| 0.00| 44| 38| 77|18| 4| 7| |30.17| 0.00| 46| 40| 79|13| 0| 3| |29.86| 0.00| 65| 54| 68|20| 14| 27| |22| |30.07| 0.00| 40| 36| 85|00| 0| 0| |30.17| 0.00| 46| 42| 86|13| 2| 8| |29.79| 0.00| 64| 57| 77|20| 14| 28| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 13 | JAN 14 | JAN 15 | | | | | |01| |29.76| 0.08| 56| 54| 92|22| 7| 24| |29.74| 0.00| 43| 34| 71|00| 13| 26| |29.94| 0.00| 36| 25| 66|31| 15| 30| |04| |29.65| 0.00| 55| 53| 94|18| 10| 18| |29.74| 0.00| 41| 33| 71|33| 12| 23| |29.99| 0.00| 34| 24| 67|33| 15| 30| |07| |29.65| 0.00| 54| 52| 94|20| 10| 18| |29.80| 0.00| 40| 32| 72|33| 12| 24| |30.02| 0.00| 32| 24| 72|33| 12| 24| |10| |29.68| 0.00| 55| 54| 94|22| 7| 17| |29.85| 0.00| 39| 30| 70|00| 15| 30| |30.07| 0.00| 37| 27| 68|33| 14| 28| |13| |29.64| 0.00| 52| 48| 84|02| 11| 20| |29.85| 0.00| 39| 29| 68|00| 15| 31| |30.02| 0.00| 44| 30| 56|31| 14| 25| |16| |29.63| 0.00| 51| 44| 78|00| 7| 17| |29.85| 0.00| 37| 28| 69|33| 16| 30| |30.01| 0.00| 42| 29| 60|31| 13| 25| |19| |29.69| 0.00| 49| 39| 69|02| 13| 23| |29.89| 0.00| 37| 27| 67|33| 15| 31| |30.05| 0.00| 40| 30| 67|31| 7| 20| |22| |29.71| 0.00| 45| 36| 71|00| 13| 26| |29.93| 0.00| 37| 27| 66|00| 15| 29| |30.05| 0.00| 38| 29| 70|31| 5| 12| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 16 | JAN 17 | JAN 18 | | | | | |01| |30.04| 0.00| 37| 25| 62|31| 10| 18| |29.89| 0.00| 41| 28| 60|22| 0| 6| |29.79| 0.00| 50| 48| 93|22| 11| 22| |04| |30.02| 0.00| 35| 24| 65|33| 7| 15| |29.86| 0.00| 40| 28| 61|20| 4| 10| |29.83| 0.00| 49| 47| 94|22| 10| 17| |07| |30.04| 0.00| 32| 25| 73|29| 5| 11| |29.86| 0.00| 41| 30| 65|20| 5| 11| |29.90| 0.00| 47| 45| 93|22| 7| 14| |10| |30.06| 0.00| 39| 26| 59|31| 10| 18| |29.84| 0.00| 49| 35| 59|20| 6| 16| |29.96| 0.00| 53| 51| 93|22| 10| 20| |13| |29.96| 0.00| 54| 25| 32|31| 10| 19| |29.77| 0.00| 53| 42| 65|22| 11| 23| |29.92| 0.00| 64| 50| 62|24| 11| 22| |16| |29.93| 0.00| 50| 25| 37|31| 7| 17| |29.76| 0.02| 48| 45| 91|20| 10| 19| |29.94| 0.00| 62| 51| 68|24| 7| 15| |19| |29.94| 0.00| 45| 29| 54|24| 5| 10| |29.77| 0.00| 48| 46| 93|22| 10| 19| |30.01| 0.00| 53| 47| 80|00| 0| 0| |22| |29.94| 0.00| 41| 29| 62|24| 5| 7| |29.80| 0.00| 50| 49| 93|22| 11| 20| |30.03| 0.00| 48| 44| 87|00| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ MAXIMUM SHORT DURATION PRECIPITATION +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Precipitation | 0.04 | 0.07 | 0.10 | 0.13 | 0.20 | 0.29 | 0.39 | 0.49 | 0.59 | 0.69 | 0.72 | 0.76 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Date | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Time | 2104 | 2107 | 2110 | 2115 | 2129 | 2140 | 2157 | 2157 | 2157 | 2200 | 2200 | 2200 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ The precipitation amounts for the indicated time intervals may occur at any time during the month. The time indicated is the ending time of the interval. Date and time are not entered for trace amounts. OBSERVATIONS AT 3-HOUR INTERVALS January 2023: PWRS Portsmouth, Virginia +--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind | | | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | | H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | | o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | | u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | | r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 19 | JAN 20 | JAN 21 | | | | | |01| |30.05| 0.00| 51| 44| 78|06| 6| 13| |29.67| 0.00| 62| 57| 82|22| 12| 26| |30.08| 0.00| 43| 31| 63|33| 6| 14| |04| |30.02| 0.00| 48| 42| 80|09| 4| 7| |29.68| 0.00| 58| 53| 83|22| 10| 17| |30.13| 0.00| 40| 30| 66|33| 6| 14| |07| |29.99| 0.00| 46| 42| 87|00| 0| 0| |29.75| 0.00| 55| 45| 69|24| 10| 19| |30.18| 0.00| 36| 29| 75|24| 10| 12| |10| |29.97| 0.00| 55| 51| 89|18| 7| 15| |29.84| 0.00| 56| 39| 52|27| 12| 26| |30.23| 0.00| 43| 32| 64|31| 12| 19| |13| |29.82| 0.00| 68| 59| 74|20| 12| 26| |29.82| 0.00| 59| 38| 46|24| 12| 23| |30.19| 0.00| 53| 32| 46|31| 11| 22| |16| |29.75| 0.00| 70| 57| 64|20| 14| 32| |29.88| 0.00| 56| 36| 47|31| 11| 20| |30.20| 0.00| 47| 31| 53|04| 10| 16| |19| |29.67| 0.00| 66| 56| 70|20| 11| 20| |29.99| 0.00| 51| 32| 48|31| 10| 22| |30.23| 0.00| 42| 32| 67|06| 4| 12| |22| |29.66| 0.00| 63| 57| 79|20| 11| 24| |30.05| 0.00| 46| 31| 56|27| 5| 13| |30.23| 0.00| 39| 32| 75|06| 0| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 22 | JAN 23 | JAN 24 | | | | | |01| |30.22| 0.00| 37| 32| 81|00| 0| 0| |29.65| 0.02| 51| 49| 94|24| 5| 12| |30.18| 0.00| 39| 31| 73|24| 6| 14| |04| |30.18| 0.00| 37| 33| 84|00| 0| 0| |29.58| 0.00| 48| 46| 94|15| 6| 14| |30.19| 0.00| 35| 29| 79|24| 5| 7| |07| |30.12| 0.00| 39| 34| 84|09| 4| 6| |29.71| 0.00| 45| 44| 94|24| 11| 21| |30.25| 0.00| 33| 28| 83|22| 5| 13| |10| |30.12| 0.00| 43| 37| 80|00| 0| 0| |29.80| 0.00| 44| 43| 94|24| 10| 20| |30.30| 0.00| 41| 34| 76|27| 6| 14| |13| |29.96| 0.06| 45| 43| 93|13| 6| 17| |29.78| 0.00| 52| 48| 86|27| 12| 24| |30.24| 0.00| 55| 36| 48|22| 6| 17| |16| |29.83| 0.00| 50| 48| 94|13| 6| 16| |29.88| 0.00| 51| 40| 65|29| 12| 25| |30.22| 0.00| 51| 35| 55|22| 6| 14| |19| |29.70| 0.01| 55| 53| 94|15| 13| 23| |29.99| 0.00| 48| 36| 63|27| 11| 21| |30.27| 0.00| 43| 34| 69|00| 0| 0| |22| |29.66| 0.13| 58| 56| 94|20| 6| 16| |30.10| 0.00| 43| 32| 65|29| 10| 30| |30.29| 0.00| 38| 34| 83|00| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 25 | JAN 26 | JAN 27 | | | | | |01| |30.27| 0.00| 35| 32| 88|00| 0| 0| |29.60| 0.03| 60| 58| 94|20| 10| 19| |30.05| 0.00| 37| 33| 86|00| 0| 0| |04| |30.25| 0.00| 36| 33| 91|00| 0| 0| |29.63| 0.00| 56| 54| 94|22| 14| 30| |30.11| 0.00| 35| 30| 84|24| 4| 12| |07| |30.19| 0.00| 34| 31| 91|00| 0| 0| |29.76| 0.00| 47| 45| 94|22| 11| 24| |30.16| 0.00| 33| 30| 88|27| 0| 11| |10| |30.11| 0.00| 45| 42| 87|11| 6| 14| |29.87| 0.00| 46| 44| 91|24| 12| 24| |30.22| 0.00| 41| 31| 67|24| 4| 11| |13| |29.94| 0.00| 53| 48| 85|13| 12| 19| |29.85| 0.00| 51| 42| 70|27| 12| 24| |30.17| 0.00| 49| 31| 50|24| 5| 17| |16| |29.80| 0.03| 57| 55| 93|15| 13| 26| |29.91| 0.00| 48| 39| 69|24| 13| 24| |30.17| 0.00| 46| 32| 57|24| 5| 12| |19| |29.73| 0.28| 60| 58| 94|18| 15| 33| |29.98| 0.00| 44| 36| 74|22| 4| 7| |30.22| 0.00| 41| 32| 69|00| 0| 0| |22| |29.61| 0.38| 62| 60| 94|20| 13| 29| |30.04| 0.00| 42| 36| 79|22| 4| 7| |30.26| 0.00| 36| 31| 82|00| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 28 | JAN 29 | JAN 30 | | | | | |01| |30.27| 0.00| 33| 29| 85|00| 0| 0| |30.36| 0.00| 43| 34| 69|20| 5| 13| |30.19| 0.01| 50| 47| 87|31| 0| 5| |04| |30.29| 0.00| 33| 27| 80|22| 1| 5| |30.34| 0.00| 39| 32| 76|20| 4| 7| |30.16| 0.03| 49| 47| 92|27| 4| 6| |07| |30.34| 0.00| 32| 27| 81|20| 1| 5| |30.33| 0.00| 37| 32| 82|15| 4| 11| |30.18| 0.11| 49| 47| 94|24| 0| 6| |10| |30.39| 0.00| 44| 34| 68|22| 7| 16| |30.32| 0.00| 48| 39| 71|22| 6| 16| |30.19| 0.00| 51| 49| 94|27| 4| 11| |13| |30.32| 0.00| 61| 40| 46|22| 7| 16| |30.27| 0.00| 59| 39| 47|22| 12| 24| |30.12| 0.01| 54| 52| 94|13| 4| 7| |16| |30.32| 0.00| 57| 38| 49|22| 7| 18| |30.24| 0.00| 58| 39| 50|22| 7| 15| |30.12| 0.00| 56| 54| 94|20| 4| 10| |19| |30.35| 0.00| 50| 37| 60|20| 4| 7| |30.20| 0.00| 55| 44| 67|20| 7| 16| |30.13| 0.00| 54| 53| 94|22| 0| 6| |22| |30.38| 0.00| 44| 36| 73|20| 4| 7| |30.23| 0.00| 52| 43| 71|00| 5| 10| |30.16| 0.00| 50| 48| 94|00| 0| 0| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JAN 31 | | | | | | | |01| |30.13| 0.00| 50| 48| 94|22| 4| 12| | | |04| |30.12| 0.00| 50| 49| 94|22| 6| 15| | | |07| |30.17| 0.00| 51| 49| 94|22| 5| 13| | | |10| |30.19| 0.01| 52| 50| 94|18| 5| 13| | | |13| |30.15| 0.00| 55| 53| 94|31| 7| 16| | | |16| |30.11| 0.00| 48| 46| 94|00| 10| 17| | | |19| |30.14| 0.00| 46| 44| 94|06| 11| 20| | | |22| |30.15| 0.00| 44| 42| 94|06| 11| 18| | | +--+----+-----+-----+---+---+---+--+---+---+---------------------------------------+---------------------------------------+ WEATHER NOTES SUMMARY BY HOURS +--+-----------------------------+---------+ Wind Direction: Directions are those from which the wind is blowing, | | Averages | | indicated in tens of degrees from true North: i.e., 09 for East, 18 for | +----+------+---+---+---+-----+Resultant| South, 27 for West, and 00 or 36 for North. | | | | | | | | | Wind Speed: The observed one-minute average speed in miles-per-hour. | | | | T | | | | Wind | Wind Gust: The maximum instantaneous wind speed for the ten minute-period | | | | e | | % | W +----+----+ preceding the observation. | | | | m | D | | i | D | | Rainfall Rate: The instantaneous rainfall rate at time of observation, | | S | P | p | e | H | n | i | | calculated by timing consecutive 0.01" pulses from the electronic rain | | u | r | e | w | u | d | r | | gauge and interpolating this rate for one hour. | | n | e | r | | m | | e | | | | s | s | a | P | i | S | c | S | | H| h | s | t | o | d | p | t | p | | o| i | u | u | i | i | e | i | e | | u| n | r | r | n | t | e | o | e | | r| e | e | e | t | y | d | n | d | +--+----+------+---+---+---+-----+----+----+ |01| |30.019| 46| 41| 83| 4.9| 24 | 2.3| |04| |30.017| 45| 40| 85| 5.3| 24 | 2.5| |07| |30.046| 43| 39| 86| 4.7| 24 | 3.1| |10| |30.080| 48| 43| 82| 6.8| 26 | 3.4| |13| |30.018| 56| 45| 68| 8.8| 26 | 4.3| |16| |30.001| 54| 44| 70| 8.5| 25 | 3.6| |19| |30.023| 50| 43| 76| 6.2| 22 | 2.2| |22| |30.034| 48| 42| 81| 5.3| 23 | 2.1| +--+----+------+---+---+---+-----+----+----+ HOURLY PRECIPITATION (Water Equivalent) January 2023: PWRS Portsmouth, Virginia ---+-----------------------------------------------------------+-----------------------------------------------------------+--- | | | D| A.M. Hour Ending at | P.M. Hour Ending at |D a| | |a t+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+t e| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |e ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- 01| | | | | | | | | | | | | | | | | | | | | | | | |01 02| | | | | | | | | | | | | | | | | | | | | | | | |02 03| | | | | | | | | | | | | | | | | | | | | | | | |03 04| | | | | | | | | | | | | | | |0.04| | | | | | | | |04 05| | | | | | | | | | | | | | | | | | | | | | | | |05 | | | | | | | | | | | | | | | | | | | | | | | | | 06| | | | | | | | | | | | | | | | | | | | | | | | |06 07| | | | | | | | | | | | | | | | | | | | | | | | |07 08| | | | | | | | | | | | | | |0.02|0.03|0.05|0.06|0.02|0.02|0.02|0.04|0.04| |08 09|0.04|0.01| | | | | | | | | | | | | | | | | | | | | | |09 10| | | | | | | | | | | | | | | | | | | | | | | | |10 | | | | | | | | | | | | | | | | | | | | | | | | | 11| | | | | | | | | | | | | | | | | | | | | | | | |11 12| | | | | | | | |0.01| |0.01| | | | | | | | | | | | |0.12|12 13|0.08|0.01|0.05| |0.01| | | | | | | | | | | | | | | | | | | |13 14| | | | | | | | | | | | | | | | | | | | | | | | |14 15| | | | | | | | | | | | | | | | | | | | | | | | |15 | | | | | | | | | | | | | | | | | | | | | | | | | 16| | | | | | | | | | | | | | | | | | | | | | | | |16 17| | | | | | | | | | | | | |0.01|0.03|0.02| | | | | | | | |17 18| | | | | | | | | | | | | | | | | | | | | | | | |18 19| | | | | | | | | | | | | | | | | | | | | | | | |19 20| | | | | | | | | | | | | | | | | | | | | | | | |20 | | | | | | | | | | | | | | | | | | | | | | | | | 21| | | | | | | | | | | | | | | | | | | | | | | | |21 22| | | | | | | | | | |0.01|0.08|0.06|0.02| | | | |0.01|0.01|0.05|0.13|0.06|0.06|22 23|0.02|0.02|0.04| | | | | | | | | | | | | | | | | | | | | |23 24| | | | | | | | | | | | | | | | | | | | | | | | |24 25| | | | | | | | | | | | | | |0.01|0.03|0.11|0.05|0.28|0.07|0.30|0.38|0.07|0.02|25 | | | | | | | | | | | | | | | | | | | | | | | | | 26|0.03|0.01| | | | | | | | | | | | | | | | | | | | | | |26 27| | | | | | | | | | | | | | | | | | | | | | | | |27 28| | | | | | | | | | | | | | | | | | | | | | | | |28 29| | | | | | | | | | | | | | | | | | | | | | | | |29 30|0.01|0.01|0.04|0.03|0.06|0.11|0.11|0.02| | | | |0.01| | | | | | | | | | | |30 31| | | | | | | | | |0.01|0.01| | | | | | | | | | | | | |31 ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- Sum|0.18|0.06|0.13|0.03|0.07|0.11|0.11|0.02|0.01|0.01|0.03|0.08|0.07|0.03|0.06|0.12|0.16|0.11|0.31|0.10|0.37|0.55|0.17|0.20|Sum ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- During a frozen precipitation event, hourly precipitation totals may not be recorded. In this case, daily amounts are typically entered in the last column (hour ending at 12 A.M.)